FVXX23 KNES 210308 VA ADVISORY DTG: 20230921/0308Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17693 FT (5393 M) ADVISORY NR: 2023/993 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: POSS VA EMS OBS VA DTG: 21/0301Z OBS VA CLD: SFC/FL220 N1907 W09853 - N1901 W09837 - N1901 W09837 - N1858 W09854 - N1907 W09853 MOV W 15KT FCST VA CLD +6HR: 21/0900Z SFC/FL220 N1914 W09855 - N1901 W09837 - N1901 W09837 - N1903 W09859 - N1914 W09855 FCST VA CLD +12HR: 21/1500Z NO VA EXP FCST VA CLD +18HR: 21/2100Z NO VA EXP RMK: VA NOT VISIBLE IN STLT IMG POSS DUE TO MET CLDS. VA EMS MAY CONT. MODEL GUIDANCE SUGGESTS W MVMT FM SUMMIT TO SHIFT NW BY T+6. ...GATLING NXT ADVISORY: WILL BE ISSUED BY 20230921/0915Z